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Finding the Fourth Proportional to 304,083.12, 419,701.32 and 176,832.12

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Solution

The fourth proportional to 304,083.12, 419,701.32 and 176,832.12 is: 244,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,083.12 : 419,701.32 = 176,832.12 : x
  2. Step 2: Convert to fraction form
    304,083.12/419,701.32 = 176,832.12/x
  3. Step 3: Cross multiply
    304,083.12x = 419,701.32 × 176,832.12
  4. Step 4: Simplify right side
    304,083.12x = 74,216,674,182.40
  5. Step 5: Solve for x
    x = 74,216,674,182.40/304,083.12
  6. Step 6: Final answer
    x = 244,067.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.